SAT Subject Test Chemistry,10 edition

The Chemistry of Groups Elements in the same group have the same number of valence electrons, and hence ...

halogens are very high, and they are particularly reactive toward alkali metals and alkaline earths, whic ...

THINGS TO REMEMBER Valence Electrons Atomic Radii Ionization Energy Electron Affinity Electronegativity Metals Nonmetals M ...

Review Questions 1 . Elements in a given period have the same (A) atomic weight (B) maximum azimuthal quantum ...

(A) the number of neutrons (B) the radius of the atom (C) the atomic number (D) the atomic weight (E) the number of oxid ...

10 . Which of the following elements is most electronegative? (A) S (B) Cl (C) Na (D) Mg (E) P 11 . Transition ...

Answer Key REVIEW QUESTIONS 1 . C 2 . Mg2+ < P < Mg < Sr 3 . A 4 . Ca3+, Ca2+, Ca+, Ca, Ca–, ...

Answers and Explanations REVIEW QUESTIONS 1 . C Refer to the first paragraph of this chapter. 2 . Mg2+ < P ...

corresponding neutral atoms, and the greater the negative charge, the larger the ionic radius (see answer to quest ...

11 . A The closely spaced split d orbitals allow for relatively low energy transitions; these transitions oft ...

Chapter 5 Chemical Bonding and Molecular Structure The atoms of many elements can combine to form molecules. T ...

row, such as phosphorus and sulfur, which can expand their octets to include more than eight electrons by ...

Ionic Bonds and Ionic Compounds When two atoms with large differences in electronegativity react, there is ...

The cationic species (usually metals) are usually named simply as the element, e.g., NaCl: sodium chloride, Ca ...

Using the above rules, then, one can determine the names of ionic compounds such as the following: NaClO 4 s ...

As described in the previous chapter, metals, which are found in the left part of the periodic table, g ...

Covalent Bonds When two or more atoms with similar electronegativities interact, they achieve a noble gas ...

A covalent bond can be characterized by two features: bond length and bond energy. BOND LENGTH Bond l ...

Lewis Structures As mentioned above, the shared valence electrons of a covalent bond are called the bonding ele ...

Certain steps must be followed in assigning a Lewis structure to a molecule. These steps are outlined ...